5mm wide, 1.5mm thick silver band set with a white diamond.  Classic.
 
This is a UK size O, or US size 7
 
Hallmarked at London Assay Office to prove it is made of the metal stated. 
 
One ring supplied, gift-boxed.
 
If you have any questions about this piece, please drop me an email to lydia@niziblian.com